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      <a href="../../index.html">All files</a> / <a href="index.html">src/lib</a> utils.ts
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        <span class="strong">94.59% </span>
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        <span class='fraction'>35/37</span>
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        <span class="strong">73.68% </span>
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        <span class='fraction'>14/19</span>
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        <span class="strong">100% </span>
        <span class="quiet">Functions</span>
        <span class='fraction'>6/6</span>
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        <span class="strong">93.75% </span>
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        <span class='fraction'>30/32</span>
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">type MiliSeconds = number;
export const K_BYTE = 1024;
export const M_BYTE = 1024 * K_BYTE;
export function sizeOf (str: string): number {
    let total = 0;
    for (let i = 0, len = str.length; i &lt; len; i++) {
        const charCode = str.charCodeAt(i);
        if (charCode &lt;= 0x007f) {
            total += 1;
        } else if (charCode &lt;= 0x07ff) {
            total += 2;
        } else <span class="missing-if-branch" title="else path not taken" >E</span>if (charCode &lt;= 0xffff) {
            total += 3;
        } else {
<span class="cstat-no" title="statement not covered" >            total += 4;</span>
        }
    }
    return total;
}
&nbsp;
export function isValidDay (day: string): boolean {
    const dayParts = day.split('-');
    const M = parseInt(dayParts[1]);
    const D = parseInt(dayParts[2]);
    return (
        M &gt; 0 &amp;&amp;
        M &lt;= 12 &amp;&amp;
        D &gt; 0 &amp;&amp;
        D &lt;= 31 &amp;&amp;
        new Date(day).toString() !== 'Invalid Date'
    );
}
&nbsp;
export function dateFormat2Day (date: Date): string {
    const Y = date.getFullYear();
    const M = date.getMonth() + 1;
    const D = date.getDate();
    return `${Y}-${M &lt; 10 ? '0' + M : <span class="branch-1 cbranch-no" title="branch not covered" >M}</span>-${D &lt; 10 ? <span class="branch-0 cbranch-no" title="branch not covered" >'0' + D </span>: D}`;
}
&nbsp;
export function getStartOfDay (date: Date): MiliSeconds {
    return new Date(
        date.getFullYear(),
        date.getMonth(),
        date.getDate()
    ).getTime();
}
&nbsp;
export function dayFormat2Date (day: string): Date {
    const <span class="branch-1 cbranch-no" title="branch not covered" >[y</span>ear, month, date] = (day.match(/(\d+)/g) || []).map(n =&gt; parseInt(n));
    <span class="missing-if-branch" title="if path not taken" >I</span>if (year &lt; 1000) {
<span class="cstat-no" title="statement not covered" >        throw new Error(`Invalid dayString: ${day}`);</span>
    }
    return new Date(year, month - 1, date);
}
&nbsp;
export const ONE_DAY_TIME_SPAN = 24 * 60 * 60 * 1000;
&nbsp;</pre></td></tr>
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